./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:44,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:44,343 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 01:57:44,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:44,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:44,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:44,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:44,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:44,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:44,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:44,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:44,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:44,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:44,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:44,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:44,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:44,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:44,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:44,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:44,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:44,394 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:44,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:44,394 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c [2024-11-25 01:57:44,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:44,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:44,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:44,740 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:44,741 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:44,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-11-25 01:57:47,630 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/439d1dff4/879da3faa3fc4a4481cf2704234be475/FLAG8e789e5fe [2024-11-25 01:57:48,060 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:48,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-11-25 01:57:48,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/439d1dff4/879da3faa3fc4a4481cf2704234be475/FLAG8e789e5fe [2024-11-25 01:57:48,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/439d1dff4/879da3faa3fc4a4481cf2704234be475 [2024-11-25 01:57:48,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:48,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:48,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:48,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:48,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:48,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144973aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48, skipping insertion in model container [2024-11-25 01:57:48,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:48,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:48,493 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:48,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:48,618 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:48,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48 WrapperNode [2024-11-25 01:57:48,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:48,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:48,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:48,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:48,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,691 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2024-11-25 01:57:48,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:48,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:48,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:48,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:48,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,734 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:48,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:48,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:48,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:48,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:48,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:48,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:48,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 01:57:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 01:57:48,833 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 01:57:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 01:57:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 01:57:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-25 01:57:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 01:57:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 01:57:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-25 01:57:48,835 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-25 01:57:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 01:57:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 01:57:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 01:57:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:48,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:48,838 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 01:57:49,007 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:49,009 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:49,685 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 01:57:49,685 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:49,937 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~i~0 := 1 + #t~post3;havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 01:57:49,945 INFO L158 Benchmark]: Toolchain (without parser) took 1829.48ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 61.9MB in the end (delta: 57.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 01:57:49,948 INFO L158 Benchmark]: CDTParser took 1.25ms. Allocated memory is still 142.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:49,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.43ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 106.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:49,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.37ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:49,950 INFO L158 Benchmark]: Boogie Preprocessor took 50.56ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.0MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:49,950 INFO L158 Benchmark]: RCFGBuilder took 1194.50ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 61.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 01:57:49,955 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25ms. Allocated memory is still 142.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.43ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 106.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.37ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.56ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.0MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1194.50ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 61.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~i~0 := 1 + #t~post3;havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~i~0 := 1 + #t~post3;havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 01:57:49,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:52,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:53,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 01:57:53,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:53,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:53,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:53,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:53,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:53,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:53,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:53,111 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:53,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:53,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:53,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:53,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:53,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:53,112 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:53,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:53,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 01:57:53,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:53,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:53,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:53,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:53,115 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 01:57:53,115 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:57:53,115 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 01:57:53,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c [2024-11-25 01:57:53,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:53,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:53,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:53,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:53,479 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:53,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-11-25 01:57:56,606 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/a4ec623c2/ed5a4d5704384f368474e48e1498132c/FLAG1948209b9 [2024-11-25 01:57:56,852 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:56,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-11-25 01:57:56,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/a4ec623c2/ed5a4d5704384f368474e48e1498132c/FLAG1948209b9 [2024-11-25 01:57:56,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/data/a4ec623c2/ed5a4d5704384f368474e48e1498132c [2024-11-25 01:57:56,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:56,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:56,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:56,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:56,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:56,904 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:56" (1/1) ... [2024-11-25 01:57:56,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1c6471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:56, skipping insertion in model container [2024-11-25 01:57:56,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:56" (1/1) ... [2024-11-25 01:57:56,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:57,207 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 01:57:57,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:57,246 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:57,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:57,339 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:57,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57 WrapperNode [2024-11-25 01:57:57,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:57,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:57,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:57,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:57,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,394 INFO L138 Inliner]: procedures = 28, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-25 01:57:57,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:57,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:57,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:57,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:57,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,434 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,435 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:57,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:57,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:57,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:57,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:57" (1/1) ... [2024-11-25 01:57:57,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:57,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:57,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:57,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 01:57:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 01:57:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 01:57:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 01:57:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 01:57:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-25 01:57:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 01:57:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-25 01:57:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 01:57:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:57,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 01:57:57,560 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 01:57:57,688 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:57,691 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:58,403 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 01:57:58,403 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:58,638 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 01:57:58,650 INFO L158 Benchmark]: Toolchain (without parser) took 1752.04ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 35.0MB in the end (delta: 25.3MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2024-11-25 01:57:58,650 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:58,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.07ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 46.3MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:57:58,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.87ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 44.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:58,651 INFO L158 Benchmark]: Boogie Preprocessor took 70.73ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 42.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:58,657 INFO L158 Benchmark]: RCFGBuilder took 1178.48ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 35.0MB in the end (delta: 7.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-25 01:57:58,659 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.07ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 46.3MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.87ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 44.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.73ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 42.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1178.48ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 35.0MB in the end (delta: 7.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 01:57:58,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bd844c-1207-43db-bf01-392634356f6a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?